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Cal.
YM82A
1. MOVEMENT DIMENSIONS
Outside diameter
Casing diameter
Total height
2. TIME STANDARD
Type of quartz oscillator
Frequency of quartz oscillator
Accuracy
Operating temperature range
Regulation device
3. INDICATOR / FUNCTIONS
3 Hands
Small hands
Calendar
Reset switch
System-reset switch
Power depletion warning function (BLD)
(Small second hand moves at 2-second intervals)
Chronograph
4. FEATURES
Jewels
Anti-magnetism
Maximum unbalance of hands
Moment of Inertia
5. BATTERY
Type / Size
Recommended battery
Nominal voltage
Battery life
Driving current consumption
Operation stopping voltage
6. SEPARATED PARTS (Parts code)
Hand setting stem
Holding ring for dial
Battery
Magnetic shield plate
A.C. comment seal
7. TEST OF ACCURACY
Equipment to be used
Duration of measurement
Microphone to be used
Specifications
Analog Quartz 12''' Center second Chronograph Movement
φ27.60mm (12H-6H) × 24.00mm (3H-9H)
φ27.00mm (12H-6H)
3.7mm (including battery)
Tuning fork
32,768 Hz
±20 seconds per month (on wrist)
−5℃ to ＋50℃
Nil (Pre-adjusted)
Hour / Minute / Second chronograph (Center)
1/100 second chronograph / 1/10 second chronograph (12H)
40 minute chronograph (6H) / Small second (9H)
Instant setting device for date calendar
The chronograph can measure up to 41 minutes in 1/100 second
increments, capable of timing 120 minutes.
0 Jewels
Over 1600A/m (Direct current magnetic field)
Small second hand
1/100 second chronograph hand
1/10 second chronograph hand
40 minute chronograph hand
Second chronograph hand
Minute hand
Second chronograph hand
Silver oxide battery /φ9.5mm × t 2.73mm
SR927W
1.55 V
Approx. 3 years
(120 minutes chronograph operation per day)
Approx. 0.80μA
0.9 V
0351584 (Standard) or 0351585 (Long)
0866650 (Standard) or 0866789 (Special)
SR927W
4259519
0110705
SEIKO quartz tester QT-99, QT2100
Greiner quartz timer-C , Witschi Q-tester 4000
10 seconds
Electromagnetic detection type
All specifications are subject to change without notice.
30/Jan./'15
Date :
Rev. : 01
: 0.03μN・m
: 0.005μN・m
: 0.025μN・m
: 0.03μN・m
: 0.06μN・m
: 0.70μN・m
: less than 0.2 μg・m²
P. 1
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